/**
 * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.mto.module.karaoke.service.persistence;

import com.liferay.portal.NoSuchModelException;
import com.liferay.portal.kernel.bean.BeanReference;
import com.liferay.portal.kernel.cache.CacheRegistryUtil;
import com.liferay.portal.kernel.dao.jdbc.MappingSqlQuery;
import com.liferay.portal.kernel.dao.jdbc.MappingSqlQueryFactoryUtil;
import com.liferay.portal.kernel.dao.jdbc.RowMapper;
import com.liferay.portal.kernel.dao.orm.EntityCacheUtil;
import com.liferay.portal.kernel.dao.orm.FinderCacheUtil;
import com.liferay.portal.kernel.dao.orm.FinderPath;
import com.liferay.portal.kernel.dao.orm.Query;
import com.liferay.portal.kernel.dao.orm.QueryPos;
import com.liferay.portal.kernel.dao.orm.QueryUtil;
import com.liferay.portal.kernel.dao.orm.SQLQuery;
import com.liferay.portal.kernel.dao.orm.Session;
import com.liferay.portal.kernel.exception.SystemException;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.util.GetterUtil;
import com.liferay.portal.kernel.util.InstanceFactory;
import com.liferay.portal.kernel.util.OrderByComparator;
import com.liferay.portal.kernel.util.PropsKeys;
import com.liferay.portal.kernel.util.PropsUtil;
import com.liferay.portal.kernel.util.StringBundler;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.portal.kernel.util.StringUtil;
import com.liferay.portal.model.CacheModel;
import com.liferay.portal.model.ModelListener;
import com.liferay.portal.service.persistence.BatchSessionUtil;
import com.liferay.portal.service.persistence.ResourcePersistence;
import com.liferay.portal.service.persistence.UserPersistence;
import com.liferay.portal.service.persistence.impl.BasePersistenceImpl;

import com.mto.module.karaoke.NoSuchUserSongsException;
import com.mto.module.karaoke.model.UserSongs;
import com.mto.module.karaoke.model.impl.UserSongsImpl;
import com.mto.module.karaoke.model.impl.UserSongsModelImpl;

import java.io.Serializable;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
 * The persistence implementation for the user songs service.
 *
 * <p>
 * Caching information and settings can be found in <code>portal.properties</code>
 * </p>
 *
 * @author vuonglm
 * @see UserSongsPersistence
 * @see UserSongsUtil
 * @generated
 */
public class UserSongsPersistenceImpl extends BasePersistenceImpl<UserSongs>
	implements UserSongsPersistence {
	/*
	 * NOTE FOR DEVELOPERS:
	 *
	 * Never modify or reference this class directly. Always use {@link UserSongsUtil} to access the user songs persistence. Modify <code>service.xml</code> and rerun ServiceBuilder to regenerate this class.
	 */
	public static final String FINDER_CLASS_NAME_ENTITY = UserSongsImpl.class.getName();
	public static final String FINDER_CLASS_NAME_LIST_WITH_PAGINATION = FINDER_CLASS_NAME_ENTITY +
		".List1";
	public static final String FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION = FINDER_CLASS_NAME_ENTITY +
		".List2";
	public static final FinderPath FINDER_PATH_WITH_PAGINATION_FIND_BY_USERID = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, UserSongsImpl.class,
			FINDER_CLASS_NAME_LIST_WITH_PAGINATION, "findByUserId",
			new String[] {
				Long.class.getName(),
				
			"java.lang.Integer", "java.lang.Integer",
				"com.liferay.portal.kernel.util.OrderByComparator"
			});
	public static final FinderPath FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_USERID =
		new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, UserSongsImpl.class,
			FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION, "findByUserId",
			new String[] { Long.class.getName() },
			UserSongsModelImpl.USERID_COLUMN_BITMASK);
	public static final FinderPath FINDER_PATH_COUNT_BY_USERID = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, Long.class,
			FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION, "countByUserId",
			new String[] { Long.class.getName() });
	public static final FinderPath FINDER_PATH_WITH_PAGINATION_FIND_BY_SONGID = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, UserSongsImpl.class,
			FINDER_CLASS_NAME_LIST_WITH_PAGINATION, "findBySongId",
			new String[] {
				Long.class.getName(),
				
			"java.lang.Integer", "java.lang.Integer",
				"com.liferay.portal.kernel.util.OrderByComparator"
			});
	public static final FinderPath FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_SONGID =
		new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, UserSongsImpl.class,
			FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION, "findBySongId",
			new String[] { Long.class.getName() },
			UserSongsModelImpl.SONGID_COLUMN_BITMASK);
	public static final FinderPath FINDER_PATH_COUNT_BY_SONGID = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, Long.class,
			FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION, "countBySongId",
			new String[] { Long.class.getName() });
	public static final FinderPath FINDER_PATH_WITH_PAGINATION_FIND_BY_U_S = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, UserSongsImpl.class,
			FINDER_CLASS_NAME_LIST_WITH_PAGINATION, "findByU_S",
			new String[] {
				Long.class.getName(), Long.class.getName(),
				
			"java.lang.Integer", "java.lang.Integer",
				"com.liferay.portal.kernel.util.OrderByComparator"
			});
	public static final FinderPath FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_U_S = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, UserSongsImpl.class,
			FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION, "findByU_S",
			new String[] { Long.class.getName(), Long.class.getName() },
			UserSongsModelImpl.USERID_COLUMN_BITMASK |
			UserSongsModelImpl.SONGID_COLUMN_BITMASK);
	public static final FinderPath FINDER_PATH_COUNT_BY_U_S = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, Long.class,
			FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION, "countByU_S",
			new String[] { Long.class.getName(), Long.class.getName() });
	public static final FinderPath FINDER_PATH_WITH_PAGINATION_FIND_ALL = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, UserSongsImpl.class,
			FINDER_CLASS_NAME_LIST_WITH_PAGINATION, "findAll", new String[0]);
	public static final FinderPath FINDER_PATH_WITHOUT_PAGINATION_FIND_ALL = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, UserSongsImpl.class,
			FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION, "findAll", new String[0]);
	public static final FinderPath FINDER_PATH_COUNT_ALL = new FinderPath(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsModelImpl.FINDER_CACHE_ENABLED, Long.class,
			FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION, "countAll", new String[0]);

	/**
	 * Caches the user songs in the entity cache if it is enabled.
	 *
	 * @param userSongs the user songs
	 */
	public void cacheResult(UserSongs userSongs) {
		EntityCacheUtil.putResult(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsImpl.class, userSongs.getPrimaryKey(), userSongs);

		userSongs.resetOriginalValues();
	}

	/**
	 * Caches the user songses in the entity cache if it is enabled.
	 *
	 * @param userSongses the user songses
	 */
	public void cacheResult(List<UserSongs> userSongses) {
		for (UserSongs userSongs : userSongses) {
			if (EntityCacheUtil.getResult(
						UserSongsModelImpl.ENTITY_CACHE_ENABLED,
						UserSongsImpl.class, userSongs.getPrimaryKey()) == null) {
				cacheResult(userSongs);
			}
			else {
				userSongs.resetOriginalValues();
			}
		}
	}

	/**
	 * Clears the cache for all user songses.
	 *
	 * <p>
	 * The {@link com.liferay.portal.kernel.dao.orm.EntityCache} and {@link com.liferay.portal.kernel.dao.orm.FinderCache} are both cleared by this method.
	 * </p>
	 */
	@Override
	public void clearCache() {
		if (_HIBERNATE_CACHE_USE_SECOND_LEVEL_CACHE) {
			CacheRegistryUtil.clear(UserSongsImpl.class.getName());
		}

		EntityCacheUtil.clearCache(UserSongsImpl.class.getName());

		FinderCacheUtil.clearCache(FINDER_CLASS_NAME_ENTITY);
		FinderCacheUtil.clearCache(FINDER_CLASS_NAME_LIST_WITH_PAGINATION);
		FinderCacheUtil.clearCache(FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION);
	}

	/**
	 * Clears the cache for the user songs.
	 *
	 * <p>
	 * The {@link com.liferay.portal.kernel.dao.orm.EntityCache} and {@link com.liferay.portal.kernel.dao.orm.FinderCache} are both cleared by this method.
	 * </p>
	 */
	@Override
	public void clearCache(UserSongs userSongs) {
		EntityCacheUtil.removeResult(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsImpl.class, userSongs.getPrimaryKey());

		FinderCacheUtil.clearCache(FINDER_CLASS_NAME_LIST_WITH_PAGINATION);
		FinderCacheUtil.clearCache(FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION);
	}

	@Override
	public void clearCache(List<UserSongs> userSongses) {
		FinderCacheUtil.clearCache(FINDER_CLASS_NAME_LIST_WITH_PAGINATION);
		FinderCacheUtil.clearCache(FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION);

		for (UserSongs userSongs : userSongses) {
			EntityCacheUtil.removeResult(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
				UserSongsImpl.class, userSongs.getPrimaryKey());
		}
	}

	/**
	 * Creates a new user songs with the primary key. Does not add the user songs to the database.
	 *
	 * @param userSongId the primary key for the new user songs
	 * @return the new user songs
	 */
	public UserSongs create(long userSongId) {
		UserSongs userSongs = new UserSongsImpl();

		userSongs.setNew(true);
		userSongs.setPrimaryKey(userSongId);

		return userSongs;
	}

	/**
	 * Removes the user songs with the primary key from the database. Also notifies the appropriate model listeners.
	 *
	 * @param userSongId the primary key of the user songs
	 * @return the user songs that was removed
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs remove(long userSongId)
		throws NoSuchUserSongsException, SystemException {
		return remove(Long.valueOf(userSongId));
	}

	/**
	 * Removes the user songs with the primary key from the database. Also notifies the appropriate model listeners.
	 *
	 * @param primaryKey the primary key of the user songs
	 * @return the user songs that was removed
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	@Override
	public UserSongs remove(Serializable primaryKey)
		throws NoSuchUserSongsException, SystemException {
		Session session = null;

		try {
			session = openSession();

			UserSongs userSongs = (UserSongs)session.get(UserSongsImpl.class,
					primaryKey);

			if (userSongs == null) {
				if (_log.isWarnEnabled()) {
					_log.warn(_NO_SUCH_ENTITY_WITH_PRIMARY_KEY + primaryKey);
				}

				throw new NoSuchUserSongsException(_NO_SUCH_ENTITY_WITH_PRIMARY_KEY +
					primaryKey);
			}

			return remove(userSongs);
		}
		catch (NoSuchUserSongsException nsee) {
			throw nsee;
		}
		catch (Exception e) {
			throw processException(e);
		}
		finally {
			closeSession(session);
		}
	}

	@Override
	protected UserSongs removeImpl(UserSongs userSongs)
		throws SystemException {
		userSongs = toUnwrappedModel(userSongs);

		Session session = null;

		try {
			session = openSession();

			BatchSessionUtil.delete(session, userSongs);
		}
		catch (Exception e) {
			throw processException(e);
		}
		finally {
			closeSession(session);
		}

		clearCache(userSongs);

		return userSongs;
	}

	@Override
	public UserSongs updateImpl(
		com.mto.module.karaoke.model.UserSongs userSongs, boolean merge)
		throws SystemException {
		userSongs = toUnwrappedModel(userSongs);

		boolean isNew = userSongs.isNew();

		UserSongsModelImpl userSongsModelImpl = (UserSongsModelImpl)userSongs;

		Session session = null;

		try {
			session = openSession();

			BatchSessionUtil.update(session, userSongs, merge);

			userSongs.setNew(false);
		}
		catch (Exception e) {
			throw processException(e);
		}
		finally {
			closeSession(session);
		}

		FinderCacheUtil.clearCache(FINDER_CLASS_NAME_LIST_WITH_PAGINATION);

		if (isNew || !UserSongsModelImpl.COLUMN_BITMASK_ENABLED) {
			FinderCacheUtil.clearCache(FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION);
		}

		else {
			if ((userSongsModelImpl.getColumnBitmask() &
					FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_USERID.getColumnBitmask()) != 0) {
				Object[] args = new Object[] {
						Long.valueOf(userSongsModelImpl.getOriginalUserId())
					};

				FinderCacheUtil.removeResult(FINDER_PATH_COUNT_BY_USERID, args);
				FinderCacheUtil.removeResult(FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_USERID,
					args);

				args = new Object[] { Long.valueOf(userSongsModelImpl.getUserId()) };

				FinderCacheUtil.removeResult(FINDER_PATH_COUNT_BY_USERID, args);
				FinderCacheUtil.removeResult(FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_USERID,
					args);
			}

			if ((userSongsModelImpl.getColumnBitmask() &
					FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_SONGID.getColumnBitmask()) != 0) {
				Object[] args = new Object[] {
						Long.valueOf(userSongsModelImpl.getOriginalSongId())
					};

				FinderCacheUtil.removeResult(FINDER_PATH_COUNT_BY_SONGID, args);
				FinderCacheUtil.removeResult(FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_SONGID,
					args);

				args = new Object[] { Long.valueOf(userSongsModelImpl.getSongId()) };

				FinderCacheUtil.removeResult(FINDER_PATH_COUNT_BY_SONGID, args);
				FinderCacheUtil.removeResult(FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_SONGID,
					args);
			}

			if ((userSongsModelImpl.getColumnBitmask() &
					FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_U_S.getColumnBitmask()) != 0) {
				Object[] args = new Object[] {
						Long.valueOf(userSongsModelImpl.getOriginalUserId()),
						Long.valueOf(userSongsModelImpl.getOriginalSongId())
					};

				FinderCacheUtil.removeResult(FINDER_PATH_COUNT_BY_U_S, args);
				FinderCacheUtil.removeResult(FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_U_S,
					args);

				args = new Object[] {
						Long.valueOf(userSongsModelImpl.getUserId()),
						Long.valueOf(userSongsModelImpl.getSongId())
					};

				FinderCacheUtil.removeResult(FINDER_PATH_COUNT_BY_U_S, args);
				FinderCacheUtil.removeResult(FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_U_S,
					args);
			}
		}

		EntityCacheUtil.putResult(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
			UserSongsImpl.class, userSongs.getPrimaryKey(), userSongs);

		return userSongs;
	}

	protected UserSongs toUnwrappedModel(UserSongs userSongs) {
		if (userSongs instanceof UserSongsImpl) {
			return userSongs;
		}

		UserSongsImpl userSongsImpl = new UserSongsImpl();

		userSongsImpl.setNew(userSongs.isNew());
		userSongsImpl.setPrimaryKey(userSongs.getPrimaryKey());

		userSongsImpl.setUserSongId(userSongs.getUserSongId());
		userSongsImpl.setUserId(userSongs.getUserId());
		userSongsImpl.setCommentNumber(userSongs.getCommentNumber());
		userSongsImpl.setListenNumber(userSongs.getListenNumber());
		userSongsImpl.setMark(userSongs.getMark());
		userSongsImpl.setRecodingUrl(userSongs.getRecodingUrl());
		userSongsImpl.setDescription(userSongs.getDescription());
		userSongsImpl.setIsShow(userSongs.isIsShow());
		userSongsImpl.setAvatar(userSongs.getAvatar());
		userSongsImpl.setCreateDate(userSongs.getCreateDate());
		userSongsImpl.setSongId(userSongs.getSongId());

		return userSongsImpl;
	}

	/**
	 * Returns the user songs with the primary key or throws a {@link com.liferay.portal.NoSuchModelException} if it could not be found.
	 *
	 * @param primaryKey the primary key of the user songs
	 * @return the user songs
	 * @throws com.liferay.portal.NoSuchModelException if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	@Override
	public UserSongs findByPrimaryKey(Serializable primaryKey)
		throws NoSuchModelException, SystemException {
		return findByPrimaryKey(((Long)primaryKey).longValue());
	}

	/**
	 * Returns the user songs with the primary key or throws a {@link com.mto.module.karaoke.NoSuchUserSongsException} if it could not be found.
	 *
	 * @param userSongId the primary key of the user songs
	 * @return the user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs findByPrimaryKey(long userSongId)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = fetchByPrimaryKey(userSongId);

		if (userSongs == null) {
			if (_log.isWarnEnabled()) {
				_log.warn(_NO_SUCH_ENTITY_WITH_PRIMARY_KEY + userSongId);
			}

			throw new NoSuchUserSongsException(_NO_SUCH_ENTITY_WITH_PRIMARY_KEY +
				userSongId);
		}

		return userSongs;
	}

	/**
	 * Returns the user songs with the primary key or returns <code>null</code> if it could not be found.
	 *
	 * @param primaryKey the primary key of the user songs
	 * @return the user songs, or <code>null</code> if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	@Override
	public UserSongs fetchByPrimaryKey(Serializable primaryKey)
		throws SystemException {
		return fetchByPrimaryKey(((Long)primaryKey).longValue());
	}

	/**
	 * Returns the user songs with the primary key or returns <code>null</code> if it could not be found.
	 *
	 * @param userSongId the primary key of the user songs
	 * @return the user songs, or <code>null</code> if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs fetchByPrimaryKey(long userSongId)
		throws SystemException {
		UserSongs userSongs = (UserSongs)EntityCacheUtil.getResult(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
				UserSongsImpl.class, userSongId);

		if (userSongs == _nullUserSongs) {
			return null;
		}

		if (userSongs == null) {
			Session session = null;

			boolean hasException = false;

			try {
				session = openSession();

				userSongs = (UserSongs)session.get(UserSongsImpl.class,
						Long.valueOf(userSongId));
			}
			catch (Exception e) {
				hasException = true;

				throw processException(e);
			}
			finally {
				if (userSongs != null) {
					cacheResult(userSongs);
				}
				else if (!hasException) {
					EntityCacheUtil.putResult(UserSongsModelImpl.ENTITY_CACHE_ENABLED,
						UserSongsImpl.class, userSongId, _nullUserSongs);
				}

				closeSession(session);
			}
		}

		return userSongs;
	}

	/**
	 * Returns all the user songses where userId = &#63;.
	 *
	 * @param userId the user ID
	 * @return the matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findByUserId(long userId) throws SystemException {
		return findByUserId(userId, QueryUtil.ALL_POS, QueryUtil.ALL_POS, null);
	}

	/**
	 * Returns a range of all the user songses where userId = &#63;.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param userId the user ID
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @return the range of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findByUserId(long userId, int start, int end)
		throws SystemException {
		return findByUserId(userId, start, end, null);
	}

	/**
	 * Returns an ordered range of all the user songses where userId = &#63;.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param userId the user ID
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @param orderByComparator the comparator to order the results by (optionally <code>null</code>)
	 * @return the ordered range of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findByUserId(long userId, int start, int end,
		OrderByComparator orderByComparator) throws SystemException {
		FinderPath finderPath = null;
		Object[] finderArgs = null;

		if ((start == QueryUtil.ALL_POS) && (end == QueryUtil.ALL_POS) &&
				(orderByComparator == null)) {
			finderPath = FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_USERID;
			finderArgs = new Object[] { userId };
		}
		else {
			finderPath = FINDER_PATH_WITH_PAGINATION_FIND_BY_USERID;
			finderArgs = new Object[] { userId, start, end, orderByComparator };
		}

		List<UserSongs> list = (List<UserSongs>)FinderCacheUtil.getResult(finderPath,
				finderArgs, this);

		if ((list != null) && !list.isEmpty()) {
			for (UserSongs userSongs : list) {
				if ((userId != userSongs.getUserId())) {
					list = null;

					break;
				}
			}
		}

		if (list == null) {
			StringBundler query = null;

			if (orderByComparator != null) {
				query = new StringBundler(3 +
						(orderByComparator.getOrderByFields().length * 3));
			}
			else {
				query = new StringBundler(2);
			}

			query.append(_SQL_SELECT_USERSONGS_WHERE);

			query.append(_FINDER_COLUMN_USERID_USERID_2);

			if (orderByComparator != null) {
				appendOrderByComparator(query, _ORDER_BY_ENTITY_ALIAS,
					orderByComparator);
			}

			String sql = query.toString();

			Session session = null;

			try {
				session = openSession();

				Query q = session.createQuery(sql);

				QueryPos qPos = QueryPos.getInstance(q);

				qPos.add(userId);

				list = (List<UserSongs>)QueryUtil.list(q, getDialect(), start,
						end);
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (list == null) {
					FinderCacheUtil.removeResult(finderPath, finderArgs);
				}
				else {
					cacheResult(list);

					FinderCacheUtil.putResult(finderPath, finderArgs, list);
				}

				closeSession(session);
			}
		}

		return list;
	}

	/**
	 * Returns the first user songs in the ordered set where userId = &#63;.
	 *
	 * @param userId the user ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the first matching user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs findByUserId_First(long userId,
		OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = fetchByUserId_First(userId, orderByComparator);

		if (userSongs != null) {
			return userSongs;
		}

		StringBundler msg = new StringBundler(4);

		msg.append(_NO_SUCH_ENTITY_WITH_KEY);

		msg.append("userId=");
		msg.append(userId);

		msg.append(StringPool.CLOSE_CURLY_BRACE);

		throw new NoSuchUserSongsException(msg.toString());
	}

	/**
	 * Returns the first user songs in the ordered set where userId = &#63;.
	 *
	 * @param userId the user ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the first matching user songs, or <code>null</code> if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs fetchByUserId_First(long userId,
		OrderByComparator orderByComparator) throws SystemException {
		List<UserSongs> list = findByUserId(userId, 0, 1, orderByComparator);

		if (!list.isEmpty()) {
			return list.get(0);
		}

		return null;
	}

	/**
	 * Returns the last user songs in the ordered set where userId = &#63;.
	 *
	 * @param userId the user ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the last matching user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs findByUserId_Last(long userId,
		OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = fetchByUserId_Last(userId, orderByComparator);

		if (userSongs != null) {
			return userSongs;
		}

		StringBundler msg = new StringBundler(4);

		msg.append(_NO_SUCH_ENTITY_WITH_KEY);

		msg.append("userId=");
		msg.append(userId);

		msg.append(StringPool.CLOSE_CURLY_BRACE);

		throw new NoSuchUserSongsException(msg.toString());
	}

	/**
	 * Returns the last user songs in the ordered set where userId = &#63;.
	 *
	 * @param userId the user ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the last matching user songs, or <code>null</code> if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs fetchByUserId_Last(long userId,
		OrderByComparator orderByComparator) throws SystemException {
		int count = countByUserId(userId);

		List<UserSongs> list = findByUserId(userId, count - 1, count,
				orderByComparator);

		if (!list.isEmpty()) {
			return list.get(0);
		}

		return null;
	}

	/**
	 * Returns the user songses before and after the current user songs in the ordered set where userId = &#63;.
	 *
	 * @param userSongId the primary key of the current user songs
	 * @param userId the user ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the previous, current, and next user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs[] findByUserId_PrevAndNext(long userSongId, long userId,
		OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = findByPrimaryKey(userSongId);

		Session session = null;

		try {
			session = openSession();

			UserSongs[] array = new UserSongsImpl[3];

			array[0] = getByUserId_PrevAndNext(session, userSongs, userId,
					orderByComparator, true);

			array[1] = userSongs;

			array[2] = getByUserId_PrevAndNext(session, userSongs, userId,
					orderByComparator, false);

			return array;
		}
		catch (Exception e) {
			throw processException(e);
		}
		finally {
			closeSession(session);
		}
	}

	protected UserSongs getByUserId_PrevAndNext(Session session,
		UserSongs userSongs, long userId, OrderByComparator orderByComparator,
		boolean previous) {
		StringBundler query = null;

		if (orderByComparator != null) {
			query = new StringBundler(6 +
					(orderByComparator.getOrderByFields().length * 6));
		}
		else {
			query = new StringBundler(3);
		}

		query.append(_SQL_SELECT_USERSONGS_WHERE);

		query.append(_FINDER_COLUMN_USERID_USERID_2);

		if (orderByComparator != null) {
			String[] orderByConditionFields = orderByComparator.getOrderByConditionFields();

			if (orderByConditionFields.length > 0) {
				query.append(WHERE_AND);
			}

			for (int i = 0; i < orderByConditionFields.length; i++) {
				query.append(_ORDER_BY_ENTITY_ALIAS);
				query.append(orderByConditionFields[i]);

				if ((i + 1) < orderByConditionFields.length) {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(WHERE_GREATER_THAN_HAS_NEXT);
					}
					else {
						query.append(WHERE_LESSER_THAN_HAS_NEXT);
					}
				}
				else {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(WHERE_GREATER_THAN);
					}
					else {
						query.append(WHERE_LESSER_THAN);
					}
				}
			}

			query.append(ORDER_BY_CLAUSE);

			String[] orderByFields = orderByComparator.getOrderByFields();

			for (int i = 0; i < orderByFields.length; i++) {
				query.append(_ORDER_BY_ENTITY_ALIAS);
				query.append(orderByFields[i]);

				if ((i + 1) < orderByFields.length) {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(ORDER_BY_ASC_HAS_NEXT);
					}
					else {
						query.append(ORDER_BY_DESC_HAS_NEXT);
					}
				}
				else {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(ORDER_BY_ASC);
					}
					else {
						query.append(ORDER_BY_DESC);
					}
				}
			}
		}

		String sql = query.toString();

		Query q = session.createQuery(sql);

		q.setFirstResult(0);
		q.setMaxResults(2);

		QueryPos qPos = QueryPos.getInstance(q);

		qPos.add(userId);

		if (orderByComparator != null) {
			Object[] values = orderByComparator.getOrderByConditionValues(userSongs);

			for (Object value : values) {
				qPos.add(value);
			}
		}

		List<UserSongs> list = q.list();

		if (list.size() == 2) {
			return list.get(1);
		}
		else {
			return null;
		}
	}

	/**
	 * Returns all the user songses where songId = &#63;.
	 *
	 * @param songId the song ID
	 * @return the matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findBySongId(long songId) throws SystemException {
		return findBySongId(songId, QueryUtil.ALL_POS, QueryUtil.ALL_POS, null);
	}

	/**
	 * Returns a range of all the user songses where songId = &#63;.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param songId the song ID
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @return the range of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findBySongId(long songId, int start, int end)
		throws SystemException {
		return findBySongId(songId, start, end, null);
	}

	/**
	 * Returns an ordered range of all the user songses where songId = &#63;.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param songId the song ID
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @param orderByComparator the comparator to order the results by (optionally <code>null</code>)
	 * @return the ordered range of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findBySongId(long songId, int start, int end,
		OrderByComparator orderByComparator) throws SystemException {
		FinderPath finderPath = null;
		Object[] finderArgs = null;

		if ((start == QueryUtil.ALL_POS) && (end == QueryUtil.ALL_POS) &&
				(orderByComparator == null)) {
			finderPath = FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_SONGID;
			finderArgs = new Object[] { songId };
		}
		else {
			finderPath = FINDER_PATH_WITH_PAGINATION_FIND_BY_SONGID;
			finderArgs = new Object[] { songId, start, end, orderByComparator };
		}

		List<UserSongs> list = (List<UserSongs>)FinderCacheUtil.getResult(finderPath,
				finderArgs, this);

		if ((list != null) && !list.isEmpty()) {
			for (UserSongs userSongs : list) {
				if ((songId != userSongs.getSongId())) {
					list = null;

					break;
				}
			}
		}

		if (list == null) {
			StringBundler query = null;

			if (orderByComparator != null) {
				query = new StringBundler(3 +
						(orderByComparator.getOrderByFields().length * 3));
			}
			else {
				query = new StringBundler(2);
			}

			query.append(_SQL_SELECT_USERSONGS_WHERE);

			query.append(_FINDER_COLUMN_SONGID_SONGID_2);

			if (orderByComparator != null) {
				appendOrderByComparator(query, _ORDER_BY_ENTITY_ALIAS,
					orderByComparator);
			}

			String sql = query.toString();

			Session session = null;

			try {
				session = openSession();

				Query q = session.createQuery(sql);

				QueryPos qPos = QueryPos.getInstance(q);

				qPos.add(songId);

				list = (List<UserSongs>)QueryUtil.list(q, getDialect(), start,
						end);
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (list == null) {
					FinderCacheUtil.removeResult(finderPath, finderArgs);
				}
				else {
					cacheResult(list);

					FinderCacheUtil.putResult(finderPath, finderArgs, list);
				}

				closeSession(session);
			}
		}

		return list;
	}

	/**
	 * Returns the first user songs in the ordered set where songId = &#63;.
	 *
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the first matching user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs findBySongId_First(long songId,
		OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = fetchBySongId_First(songId, orderByComparator);

		if (userSongs != null) {
			return userSongs;
		}

		StringBundler msg = new StringBundler(4);

		msg.append(_NO_SUCH_ENTITY_WITH_KEY);

		msg.append("songId=");
		msg.append(songId);

		msg.append(StringPool.CLOSE_CURLY_BRACE);

		throw new NoSuchUserSongsException(msg.toString());
	}

	/**
	 * Returns the first user songs in the ordered set where songId = &#63;.
	 *
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the first matching user songs, or <code>null</code> if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs fetchBySongId_First(long songId,
		OrderByComparator orderByComparator) throws SystemException {
		List<UserSongs> list = findBySongId(songId, 0, 1, orderByComparator);

		if (!list.isEmpty()) {
			return list.get(0);
		}

		return null;
	}

	/**
	 * Returns the last user songs in the ordered set where songId = &#63;.
	 *
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the last matching user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs findBySongId_Last(long songId,
		OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = fetchBySongId_Last(songId, orderByComparator);

		if (userSongs != null) {
			return userSongs;
		}

		StringBundler msg = new StringBundler(4);

		msg.append(_NO_SUCH_ENTITY_WITH_KEY);

		msg.append("songId=");
		msg.append(songId);

		msg.append(StringPool.CLOSE_CURLY_BRACE);

		throw new NoSuchUserSongsException(msg.toString());
	}

	/**
	 * Returns the last user songs in the ordered set where songId = &#63;.
	 *
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the last matching user songs, or <code>null</code> if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs fetchBySongId_Last(long songId,
		OrderByComparator orderByComparator) throws SystemException {
		int count = countBySongId(songId);

		List<UserSongs> list = findBySongId(songId, count - 1, count,
				orderByComparator);

		if (!list.isEmpty()) {
			return list.get(0);
		}

		return null;
	}

	/**
	 * Returns the user songses before and after the current user songs in the ordered set where songId = &#63;.
	 *
	 * @param userSongId the primary key of the current user songs
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the previous, current, and next user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs[] findBySongId_PrevAndNext(long userSongId, long songId,
		OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = findByPrimaryKey(userSongId);

		Session session = null;

		try {
			session = openSession();

			UserSongs[] array = new UserSongsImpl[3];

			array[0] = getBySongId_PrevAndNext(session, userSongs, songId,
					orderByComparator, true);

			array[1] = userSongs;

			array[2] = getBySongId_PrevAndNext(session, userSongs, songId,
					orderByComparator, false);

			return array;
		}
		catch (Exception e) {
			throw processException(e);
		}
		finally {
			closeSession(session);
		}
	}

	protected UserSongs getBySongId_PrevAndNext(Session session,
		UserSongs userSongs, long songId, OrderByComparator orderByComparator,
		boolean previous) {
		StringBundler query = null;

		if (orderByComparator != null) {
			query = new StringBundler(6 +
					(orderByComparator.getOrderByFields().length * 6));
		}
		else {
			query = new StringBundler(3);
		}

		query.append(_SQL_SELECT_USERSONGS_WHERE);

		query.append(_FINDER_COLUMN_SONGID_SONGID_2);

		if (orderByComparator != null) {
			String[] orderByConditionFields = orderByComparator.getOrderByConditionFields();

			if (orderByConditionFields.length > 0) {
				query.append(WHERE_AND);
			}

			for (int i = 0; i < orderByConditionFields.length; i++) {
				query.append(_ORDER_BY_ENTITY_ALIAS);
				query.append(orderByConditionFields[i]);

				if ((i + 1) < orderByConditionFields.length) {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(WHERE_GREATER_THAN_HAS_NEXT);
					}
					else {
						query.append(WHERE_LESSER_THAN_HAS_NEXT);
					}
				}
				else {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(WHERE_GREATER_THAN);
					}
					else {
						query.append(WHERE_LESSER_THAN);
					}
				}
			}

			query.append(ORDER_BY_CLAUSE);

			String[] orderByFields = orderByComparator.getOrderByFields();

			for (int i = 0; i < orderByFields.length; i++) {
				query.append(_ORDER_BY_ENTITY_ALIAS);
				query.append(orderByFields[i]);

				if ((i + 1) < orderByFields.length) {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(ORDER_BY_ASC_HAS_NEXT);
					}
					else {
						query.append(ORDER_BY_DESC_HAS_NEXT);
					}
				}
				else {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(ORDER_BY_ASC);
					}
					else {
						query.append(ORDER_BY_DESC);
					}
				}
			}
		}

		String sql = query.toString();

		Query q = session.createQuery(sql);

		q.setFirstResult(0);
		q.setMaxResults(2);

		QueryPos qPos = QueryPos.getInstance(q);

		qPos.add(songId);

		if (orderByComparator != null) {
			Object[] values = orderByComparator.getOrderByConditionValues(userSongs);

			for (Object value : values) {
				qPos.add(value);
			}
		}

		List<UserSongs> list = q.list();

		if (list.size() == 2) {
			return list.get(1);
		}
		else {
			return null;
		}
	}

	/**
	 * Returns all the user songses where userId = &#63; and songId = &#63;.
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @return the matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findByU_S(long userId, long songId)
		throws SystemException {
		return findByU_S(userId, songId, QueryUtil.ALL_POS, QueryUtil.ALL_POS,
			null);
	}

	/**
	 * Returns a range of all the user songses where userId = &#63; and songId = &#63;.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @return the range of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findByU_S(long userId, long songId, int start,
		int end) throws SystemException {
		return findByU_S(userId, songId, start, end, null);
	}

	/**
	 * Returns an ordered range of all the user songses where userId = &#63; and songId = &#63;.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @param orderByComparator the comparator to order the results by (optionally <code>null</code>)
	 * @return the ordered range of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findByU_S(long userId, long songId, int start,
		int end, OrderByComparator orderByComparator) throws SystemException {
		FinderPath finderPath = null;
		Object[] finderArgs = null;

		if ((start == QueryUtil.ALL_POS) && (end == QueryUtil.ALL_POS) &&
				(orderByComparator == null)) {
			finderPath = FINDER_PATH_WITHOUT_PAGINATION_FIND_BY_U_S;
			finderArgs = new Object[] { userId, songId };
		}
		else {
			finderPath = FINDER_PATH_WITH_PAGINATION_FIND_BY_U_S;
			finderArgs = new Object[] {
					userId, songId,
					
					start, end, orderByComparator
				};
		}

		List<UserSongs> list = (List<UserSongs>)FinderCacheUtil.getResult(finderPath,
				finderArgs, this);

		if ((list != null) && !list.isEmpty()) {
			for (UserSongs userSongs : list) {
				if ((userId != userSongs.getUserId()) ||
						(songId != userSongs.getSongId())) {
					list = null;

					break;
				}
			}
		}

		if (list == null) {
			StringBundler query = null;

			if (orderByComparator != null) {
				query = new StringBundler(4 +
						(orderByComparator.getOrderByFields().length * 3));
			}
			else {
				query = new StringBundler(3);
			}

			query.append(_SQL_SELECT_USERSONGS_WHERE);

			query.append(_FINDER_COLUMN_U_S_USERID_2);

			query.append(_FINDER_COLUMN_U_S_SONGID_2);

			if (orderByComparator != null) {
				appendOrderByComparator(query, _ORDER_BY_ENTITY_ALIAS,
					orderByComparator);
			}

			String sql = query.toString();

			Session session = null;

			try {
				session = openSession();

				Query q = session.createQuery(sql);

				QueryPos qPos = QueryPos.getInstance(q);

				qPos.add(userId);

				qPos.add(songId);

				list = (List<UserSongs>)QueryUtil.list(q, getDialect(), start,
						end);
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (list == null) {
					FinderCacheUtil.removeResult(finderPath, finderArgs);
				}
				else {
					cacheResult(list);

					FinderCacheUtil.putResult(finderPath, finderArgs, list);
				}

				closeSession(session);
			}
		}

		return list;
	}

	/**
	 * Returns the first user songs in the ordered set where userId = &#63; and songId = &#63;.
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the first matching user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs findByU_S_First(long userId, long songId,
		OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = fetchByU_S_First(userId, songId, orderByComparator);

		if (userSongs != null) {
			return userSongs;
		}

		StringBundler msg = new StringBundler(6);

		msg.append(_NO_SUCH_ENTITY_WITH_KEY);

		msg.append("userId=");
		msg.append(userId);

		msg.append(", songId=");
		msg.append(songId);

		msg.append(StringPool.CLOSE_CURLY_BRACE);

		throw new NoSuchUserSongsException(msg.toString());
	}

	/**
	 * Returns the first user songs in the ordered set where userId = &#63; and songId = &#63;.
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the first matching user songs, or <code>null</code> if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs fetchByU_S_First(long userId, long songId,
		OrderByComparator orderByComparator) throws SystemException {
		List<UserSongs> list = findByU_S(userId, songId, 0, 1, orderByComparator);

		if (!list.isEmpty()) {
			return list.get(0);
		}

		return null;
	}

	/**
	 * Returns the last user songs in the ordered set where userId = &#63; and songId = &#63;.
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the last matching user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs findByU_S_Last(long userId, long songId,
		OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = fetchByU_S_Last(userId, songId, orderByComparator);

		if (userSongs != null) {
			return userSongs;
		}

		StringBundler msg = new StringBundler(6);

		msg.append(_NO_SUCH_ENTITY_WITH_KEY);

		msg.append("userId=");
		msg.append(userId);

		msg.append(", songId=");
		msg.append(songId);

		msg.append(StringPool.CLOSE_CURLY_BRACE);

		throw new NoSuchUserSongsException(msg.toString());
	}

	/**
	 * Returns the last user songs in the ordered set where userId = &#63; and songId = &#63;.
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the last matching user songs, or <code>null</code> if a matching user songs could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs fetchByU_S_Last(long userId, long songId,
		OrderByComparator orderByComparator) throws SystemException {
		int count = countByU_S(userId, songId);

		List<UserSongs> list = findByU_S(userId, songId, count - 1, count,
				orderByComparator);

		if (!list.isEmpty()) {
			return list.get(0);
		}

		return null;
	}

	/**
	 * Returns the user songses before and after the current user songs in the ordered set where userId = &#63; and songId = &#63;.
	 *
	 * @param userSongId the primary key of the current user songs
	 * @param userId the user ID
	 * @param songId the song ID
	 * @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
	 * @return the previous, current, and next user songs
	 * @throws com.mto.module.karaoke.NoSuchUserSongsException if a user songs with the primary key could not be found
	 * @throws SystemException if a system exception occurred
	 */
	public UserSongs[] findByU_S_PrevAndNext(long userSongId, long userId,
		long songId, OrderByComparator orderByComparator)
		throws NoSuchUserSongsException, SystemException {
		UserSongs userSongs = findByPrimaryKey(userSongId);

		Session session = null;

		try {
			session = openSession();

			UserSongs[] array = new UserSongsImpl[3];

			array[0] = getByU_S_PrevAndNext(session, userSongs, userId, songId,
					orderByComparator, true);

			array[1] = userSongs;

			array[2] = getByU_S_PrevAndNext(session, userSongs, userId, songId,
					orderByComparator, false);

			return array;
		}
		catch (Exception e) {
			throw processException(e);
		}
		finally {
			closeSession(session);
		}
	}

	protected UserSongs getByU_S_PrevAndNext(Session session,
		UserSongs userSongs, long userId, long songId,
		OrderByComparator orderByComparator, boolean previous) {
		StringBundler query = null;

		if (orderByComparator != null) {
			query = new StringBundler(6 +
					(orderByComparator.getOrderByFields().length * 6));
		}
		else {
			query = new StringBundler(3);
		}

		query.append(_SQL_SELECT_USERSONGS_WHERE);

		query.append(_FINDER_COLUMN_U_S_USERID_2);

		query.append(_FINDER_COLUMN_U_S_SONGID_2);

		if (orderByComparator != null) {
			String[] orderByConditionFields = orderByComparator.getOrderByConditionFields();

			if (orderByConditionFields.length > 0) {
				query.append(WHERE_AND);
			}

			for (int i = 0; i < orderByConditionFields.length; i++) {
				query.append(_ORDER_BY_ENTITY_ALIAS);
				query.append(orderByConditionFields[i]);

				if ((i + 1) < orderByConditionFields.length) {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(WHERE_GREATER_THAN_HAS_NEXT);
					}
					else {
						query.append(WHERE_LESSER_THAN_HAS_NEXT);
					}
				}
				else {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(WHERE_GREATER_THAN);
					}
					else {
						query.append(WHERE_LESSER_THAN);
					}
				}
			}

			query.append(ORDER_BY_CLAUSE);

			String[] orderByFields = orderByComparator.getOrderByFields();

			for (int i = 0; i < orderByFields.length; i++) {
				query.append(_ORDER_BY_ENTITY_ALIAS);
				query.append(orderByFields[i]);

				if ((i + 1) < orderByFields.length) {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(ORDER_BY_ASC_HAS_NEXT);
					}
					else {
						query.append(ORDER_BY_DESC_HAS_NEXT);
					}
				}
				else {
					if (orderByComparator.isAscending() ^ previous) {
						query.append(ORDER_BY_ASC);
					}
					else {
						query.append(ORDER_BY_DESC);
					}
				}
			}
		}

		String sql = query.toString();

		Query q = session.createQuery(sql);

		q.setFirstResult(0);
		q.setMaxResults(2);

		QueryPos qPos = QueryPos.getInstance(q);

		qPos.add(userId);

		qPos.add(songId);

		if (orderByComparator != null) {
			Object[] values = orderByComparator.getOrderByConditionValues(userSongs);

			for (Object value : values) {
				qPos.add(value);
			}
		}

		List<UserSongs> list = q.list();

		if (list.size() == 2) {
			return list.get(1);
		}
		else {
			return null;
		}
	}

	/**
	 * Returns all the user songses.
	 *
	 * @return the user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findAll() throws SystemException {
		return findAll(QueryUtil.ALL_POS, QueryUtil.ALL_POS, null);
	}

	/**
	 * Returns a range of all the user songses.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @return the range of user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findAll(int start, int end)
		throws SystemException {
		return findAll(start, end, null);
	}

	/**
	 * Returns an ordered range of all the user songses.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @param orderByComparator the comparator to order the results by (optionally <code>null</code>)
	 * @return the ordered range of user songses
	 * @throws SystemException if a system exception occurred
	 */
	public List<UserSongs> findAll(int start, int end,
		OrderByComparator orderByComparator) throws SystemException {
		FinderPath finderPath = null;
		Object[] finderArgs = new Object[] { start, end, orderByComparator };

		if ((start == QueryUtil.ALL_POS) && (end == QueryUtil.ALL_POS) &&
				(orderByComparator == null)) {
			finderPath = FINDER_PATH_WITHOUT_PAGINATION_FIND_ALL;
			finderArgs = FINDER_ARGS_EMPTY;
		}
		else {
			finderPath = FINDER_PATH_WITH_PAGINATION_FIND_ALL;
			finderArgs = new Object[] { start, end, orderByComparator };
		}

		List<UserSongs> list = (List<UserSongs>)FinderCacheUtil.getResult(finderPath,
				finderArgs, this);

		if (list == null) {
			StringBundler query = null;
			String sql = null;

			if (orderByComparator != null) {
				query = new StringBundler(2 +
						(orderByComparator.getOrderByFields().length * 3));

				query.append(_SQL_SELECT_USERSONGS);

				appendOrderByComparator(query, _ORDER_BY_ENTITY_ALIAS,
					orderByComparator);

				sql = query.toString();
			}
			else {
				sql = _SQL_SELECT_USERSONGS;
			}

			Session session = null;

			try {
				session = openSession();

				Query q = session.createQuery(sql);

				if (orderByComparator == null) {
					list = (List<UserSongs>)QueryUtil.list(q, getDialect(),
							start, end, false);

					Collections.sort(list);
				}
				else {
					list = (List<UserSongs>)QueryUtil.list(q, getDialect(),
							start, end);
				}
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (list == null) {
					FinderCacheUtil.removeResult(finderPath, finderArgs);
				}
				else {
					cacheResult(list);

					FinderCacheUtil.putResult(finderPath, finderArgs, list);
				}

				closeSession(session);
			}
		}

		return list;
	}

	/**
	 * Removes all the user songses where userId = &#63; from the database.
	 *
	 * @param userId the user ID
	 * @throws SystemException if a system exception occurred
	 */
	public void removeByUserId(long userId) throws SystemException {
		for (UserSongs userSongs : findByUserId(userId)) {
			remove(userSongs);
		}
	}

	/**
	 * Removes all the user songses where songId = &#63; from the database.
	 *
	 * @param songId the song ID
	 * @throws SystemException if a system exception occurred
	 */
	public void removeBySongId(long songId) throws SystemException {
		for (UserSongs userSongs : findBySongId(songId)) {
			remove(userSongs);
		}
	}

	/**
	 * Removes all the user songses where userId = &#63; and songId = &#63; from the database.
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @throws SystemException if a system exception occurred
	 */
	public void removeByU_S(long userId, long songId) throws SystemException {
		for (UserSongs userSongs : findByU_S(userId, songId)) {
			remove(userSongs);
		}
	}

	/**
	 * Removes all the user songses from the database.
	 *
	 * @throws SystemException if a system exception occurred
	 */
	public void removeAll() throws SystemException {
		for (UserSongs userSongs : findAll()) {
			remove(userSongs);
		}
	}

	/**
	 * Returns the number of user songses where userId = &#63;.
	 *
	 * @param userId the user ID
	 * @return the number of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public int countByUserId(long userId) throws SystemException {
		Object[] finderArgs = new Object[] { userId };

		Long count = (Long)FinderCacheUtil.getResult(FINDER_PATH_COUNT_BY_USERID,
				finderArgs, this);

		if (count == null) {
			StringBundler query = new StringBundler(2);

			query.append(_SQL_COUNT_USERSONGS_WHERE);

			query.append(_FINDER_COLUMN_USERID_USERID_2);

			String sql = query.toString();

			Session session = null;

			try {
				session = openSession();

				Query q = session.createQuery(sql);

				QueryPos qPos = QueryPos.getInstance(q);

				qPos.add(userId);

				count = (Long)q.uniqueResult();
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (count == null) {
					count = Long.valueOf(0);
				}

				FinderCacheUtil.putResult(FINDER_PATH_COUNT_BY_USERID,
					finderArgs, count);

				closeSession(session);
			}
		}

		return count.intValue();
	}

	/**
	 * Returns the number of user songses where songId = &#63;.
	 *
	 * @param songId the song ID
	 * @return the number of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public int countBySongId(long songId) throws SystemException {
		Object[] finderArgs = new Object[] { songId };

		Long count = (Long)FinderCacheUtil.getResult(FINDER_PATH_COUNT_BY_SONGID,
				finderArgs, this);

		if (count == null) {
			StringBundler query = new StringBundler(2);

			query.append(_SQL_COUNT_USERSONGS_WHERE);

			query.append(_FINDER_COLUMN_SONGID_SONGID_2);

			String sql = query.toString();

			Session session = null;

			try {
				session = openSession();

				Query q = session.createQuery(sql);

				QueryPos qPos = QueryPos.getInstance(q);

				qPos.add(songId);

				count = (Long)q.uniqueResult();
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (count == null) {
					count = Long.valueOf(0);
				}

				FinderCacheUtil.putResult(FINDER_PATH_COUNT_BY_SONGID,
					finderArgs, count);

				closeSession(session);
			}
		}

		return count.intValue();
	}

	/**
	 * Returns the number of user songses where userId = &#63; and songId = &#63;.
	 *
	 * @param userId the user ID
	 * @param songId the song ID
	 * @return the number of matching user songses
	 * @throws SystemException if a system exception occurred
	 */
	public int countByU_S(long userId, long songId) throws SystemException {
		Object[] finderArgs = new Object[] { userId, songId };

		Long count = (Long)FinderCacheUtil.getResult(FINDER_PATH_COUNT_BY_U_S,
				finderArgs, this);

		if (count == null) {
			StringBundler query = new StringBundler(3);

			query.append(_SQL_COUNT_USERSONGS_WHERE);

			query.append(_FINDER_COLUMN_U_S_USERID_2);

			query.append(_FINDER_COLUMN_U_S_SONGID_2);

			String sql = query.toString();

			Session session = null;

			try {
				session = openSession();

				Query q = session.createQuery(sql);

				QueryPos qPos = QueryPos.getInstance(q);

				qPos.add(userId);

				qPos.add(songId);

				count = (Long)q.uniqueResult();
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (count == null) {
					count = Long.valueOf(0);
				}

				FinderCacheUtil.putResult(FINDER_PATH_COUNT_BY_U_S, finderArgs,
					count);

				closeSession(session);
			}
		}

		return count.intValue();
	}

	/**
	 * Returns the number of user songses.
	 *
	 * @return the number of user songses
	 * @throws SystemException if a system exception occurred
	 */
	public int countAll() throws SystemException {
		Long count = (Long)FinderCacheUtil.getResult(FINDER_PATH_COUNT_ALL,
				FINDER_ARGS_EMPTY, this);

		if (count == null) {
			Session session = null;

			try {
				session = openSession();

				Query q = session.createQuery(_SQL_COUNT_USERSONGS);

				count = (Long)q.uniqueResult();
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (count == null) {
					count = Long.valueOf(0);
				}

				FinderCacheUtil.putResult(FINDER_PATH_COUNT_ALL,
					FINDER_ARGS_EMPTY, count);

				closeSession(session);
			}
		}

		return count.intValue();
	}

	/**
	 * Returns all the songs associated with the user songs.
	 *
	 * @param pk the primary key of the user songs
	 * @return the songs associated with the user songs
	 * @throws SystemException if a system exception occurred
	 */
	public List<com.mto.module.karaoke.model.Song> getSongs(long pk)
		throws SystemException {
		return getSongs(pk, QueryUtil.ALL_POS, QueryUtil.ALL_POS);
	}

	/**
	 * Returns a range of all the songs associated with the user songs.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param pk the primary key of the user songs
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @return the range of songs associated with the user songs
	 * @throws SystemException if a system exception occurred
	 */
	public List<com.mto.module.karaoke.model.Song> getSongs(long pk, int start,
		int end) throws SystemException {
		return getSongs(pk, start, end, null);
	}

	public static final FinderPath FINDER_PATH_GET_SONGS = new FinderPath(com.mto.module.karaoke.model.impl.SongModelImpl.ENTITY_CACHE_ENABLED,
			com.mto.module.karaoke.model.impl.SongModelImpl.FINDER_CACHE_ENABLED,
			com.mto.module.karaoke.model.impl.SongImpl.class,
			com.mto.module.karaoke.service.persistence.SongPersistenceImpl.FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION,
			"getSongs",
			new String[] {
				Long.class.getName(), "java.lang.Integer", "java.lang.Integer",
				"com.liferay.portal.kernel.util.OrderByComparator"
			});

	static {
		FINDER_PATH_GET_SONGS.setCacheKeyGeneratorCacheName(null);
	}

	/**
	 * Returns an ordered range of all the songs associated with the user songs.
	 *
	 * <p>
	 * Useful when paginating results. Returns a maximum of <code>end - start</code> instances. <code>start</code> and <code>end</code> are not primary keys, they are indexes in the result set. Thus, <code>0</code> refers to the first result in the set. Setting both <code>start</code> and <code>end</code> to {@link com.liferay.portal.kernel.dao.orm.QueryUtil#ALL_POS} will return the full result set.
	 * </p>
	 *
	 * @param pk the primary key of the user songs
	 * @param start the lower bound of the range of user songses
	 * @param end the upper bound of the range of user songses (not inclusive)
	 * @param orderByComparator the comparator to order the results by (optionally <code>null</code>)
	 * @return the ordered range of songs associated with the user songs
	 * @throws SystemException if a system exception occurred
	 */
	public List<com.mto.module.karaoke.model.Song> getSongs(long pk, int start,
		int end, OrderByComparator orderByComparator) throws SystemException {
		Object[] finderArgs = new Object[] { pk, start, end, orderByComparator };

		List<com.mto.module.karaoke.model.Song> list = (List<com.mto.module.karaoke.model.Song>)FinderCacheUtil.getResult(FINDER_PATH_GET_SONGS,
				finderArgs, this);

		if (list == null) {
			Session session = null;

			try {
				session = openSession();

				String sql = null;

				if (orderByComparator != null) {
					sql = _SQL_GETSONGS.concat(ORDER_BY_CLAUSE)
									   .concat(orderByComparator.getOrderBy());
				}
				else {
					sql = _SQL_GETSONGS;
				}

				SQLQuery q = session.createSQLQuery(sql);

				q.addEntity("karaoke_Song",
					com.mto.module.karaoke.model.impl.SongImpl.class);

				QueryPos qPos = QueryPos.getInstance(q);

				qPos.add(pk);

				list = (List<com.mto.module.karaoke.model.Song>)QueryUtil.list(q,
						getDialect(), start, end);
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (list == null) {
					FinderCacheUtil.removeResult(FINDER_PATH_GET_SONGS,
						finderArgs);
				}
				else {
					songPersistence.cacheResult(list);

					FinderCacheUtil.putResult(FINDER_PATH_GET_SONGS,
						finderArgs, list);
				}

				closeSession(session);
			}
		}

		return list;
	}

	public static final FinderPath FINDER_PATH_GET_SONGS_SIZE = new FinderPath(com.mto.module.karaoke.model.impl.SongModelImpl.ENTITY_CACHE_ENABLED,
			com.mto.module.karaoke.model.impl.SongModelImpl.FINDER_CACHE_ENABLED,
			com.mto.module.karaoke.model.impl.SongImpl.class,
			com.mto.module.karaoke.service.persistence.SongPersistenceImpl.FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION,
			"getSongsSize", new String[] { Long.class.getName() });

	static {
		FINDER_PATH_GET_SONGS_SIZE.setCacheKeyGeneratorCacheName(null);
	}

	/**
	 * Returns the number of songs associated with the user songs.
	 *
	 * @param pk the primary key of the user songs
	 * @return the number of songs associated with the user songs
	 * @throws SystemException if a system exception occurred
	 */
	public int getSongsSize(long pk) throws SystemException {
		Object[] finderArgs = new Object[] { pk };

		Long count = (Long)FinderCacheUtil.getResult(FINDER_PATH_GET_SONGS_SIZE,
				finderArgs, this);

		if (count == null) {
			Session session = null;

			try {
				session = openSession();

				SQLQuery q = session.createSQLQuery(_SQL_GETSONGSSIZE);

				q.addScalar(COUNT_COLUMN_NAME,
					com.liferay.portal.kernel.dao.orm.Type.LONG);

				QueryPos qPos = QueryPos.getInstance(q);

				qPos.add(pk);

				count = (Long)q.uniqueResult();
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (count == null) {
					count = Long.valueOf(0);
				}

				FinderCacheUtil.putResult(FINDER_PATH_GET_SONGS_SIZE,
					finderArgs, count);

				closeSession(session);
			}
		}

		return count.intValue();
	}

	public static final FinderPath FINDER_PATH_CONTAINS_SONG = new FinderPath(com.mto.module.karaoke.model.impl.SongModelImpl.ENTITY_CACHE_ENABLED,
			com.mto.module.karaoke.model.impl.SongModelImpl.FINDER_CACHE_ENABLED,
			com.mto.module.karaoke.model.impl.SongImpl.class,
			com.mto.module.karaoke.service.persistence.SongPersistenceImpl.FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION,
			"containsSong",
			new String[] { Long.class.getName(), Long.class.getName() });

	/**
	 * Returns <code>true</code> if the song is associated with the user songs.
	 *
	 * @param pk the primary key of the user songs
	 * @param songPK the primary key of the song
	 * @return <code>true</code> if the song is associated with the user songs; <code>false</code> otherwise
	 * @throws SystemException if a system exception occurred
	 */
	public boolean containsSong(long pk, long songPK) throws SystemException {
		Object[] finderArgs = new Object[] { pk, songPK };

		Boolean value = (Boolean)FinderCacheUtil.getResult(FINDER_PATH_CONTAINS_SONG,
				finderArgs, this);

		if (value == null) {
			try {
				value = Boolean.valueOf(containsSong.contains(pk, songPK));
			}
			catch (Exception e) {
				throw processException(e);
			}
			finally {
				if (value == null) {
					value = Boolean.FALSE;
				}

				FinderCacheUtil.putResult(FINDER_PATH_CONTAINS_SONG,
					finderArgs, value);
			}
		}

		return value.booleanValue();
	}

	/**
	 * Returns <code>true</code> if the user songs has any songs associated with it.
	 *
	 * @param pk the primary key of the user songs to check for associations with songs
	 * @return <code>true</code> if the user songs has any songs associated with it; <code>false</code> otherwise
	 * @throws SystemException if a system exception occurred
	 */
	public boolean containsSongs(long pk) throws SystemException {
		if (getSongsSize(pk) > 0) {
			return true;
		}
		else {
			return false;
		}
	}

	/**
	 * Initializes the user songs persistence.
	 */
	public void afterPropertiesSet() {
		String[] listenerClassNames = StringUtil.split(GetterUtil.getString(
					com.liferay.util.service.ServiceProps.get(
						"value.object.listener.com.mto.module.karaoke.model.UserSongs")));

		if (listenerClassNames.length > 0) {
			try {
				List<ModelListener<UserSongs>> listenersList = new ArrayList<ModelListener<UserSongs>>();

				for (String listenerClassName : listenerClassNames) {
					listenersList.add((ModelListener<UserSongs>)InstanceFactory.newInstance(
							listenerClassName));
				}

				listeners = listenersList.toArray(new ModelListener[listenersList.size()]);
			}
			catch (Exception e) {
				_log.error(e);
			}
		}

		containsSong = new ContainsSong();
	}

	public void destroy() {
		EntityCacheUtil.removeCache(UserSongsImpl.class.getName());
		FinderCacheUtil.removeCache(FINDER_CLASS_NAME_ENTITY);
		FinderCacheUtil.removeCache(FINDER_CLASS_NAME_LIST_WITHOUT_PAGINATION);
	}

	@BeanReference(type = CategoryPersistence.class)
	protected CategoryPersistence categoryPersistence;
	@BeanReference(type = SongPersistence.class)
	protected SongPersistence songPersistence;
	@BeanReference(type = UserSongsPersistence.class)
	protected UserSongsPersistence userSongsPersistence;
	@BeanReference(type = ResourcePersistence.class)
	protected ResourcePersistence resourcePersistence;
	@BeanReference(type = UserPersistence.class)
	protected UserPersistence userPersistence;
	protected ContainsSong containsSong;

	protected class ContainsSong {
		protected ContainsSong() {
			_mappingSqlQuery = MappingSqlQueryFactoryUtil.getMappingSqlQuery(getDataSource(),
					_SQL_CONTAINSSONG,
					new int[] { java.sql.Types.BIGINT, java.sql.Types.BIGINT },
					RowMapper.COUNT);
		}

		protected boolean contains(long userSongId, long songId) {
			List<Integer> results = _mappingSqlQuery.execute(new Object[] {
						new Long(userSongId), new Long(songId)
					});

			if (results.size() > 0) {
				Integer count = results.get(0);

				if (count.intValue() > 0) {
					return true;
				}
			}

			return false;
		}

		private MappingSqlQuery<Integer> _mappingSqlQuery;
	}

	private static final String _SQL_SELECT_USERSONGS = "SELECT userSongs FROM UserSongs userSongs";
	private static final String _SQL_SELECT_USERSONGS_WHERE = "SELECT userSongs FROM UserSongs userSongs WHERE ";
	private static final String _SQL_COUNT_USERSONGS = "SELECT COUNT(userSongs) FROM UserSongs userSongs";
	private static final String _SQL_COUNT_USERSONGS_WHERE = "SELECT COUNT(userSongs) FROM UserSongs userSongs WHERE ";
	private static final String _SQL_GETSONGS = "SELECT {karaoke_Song.*} FROM karaoke_Song INNER JOIN karaoke_UserSongs ON (karaoke_UserSongs.userSongId = karaoke_Song.userSongId) WHERE (karaoke_UserSongs.userSongId = ?)";
	private static final String _SQL_GETSONGSSIZE = "SELECT COUNT(*) AS COUNT_VALUE FROM karaoke_Song WHERE userSongId = ?";
	private static final String _SQL_CONTAINSSONG = "SELECT COUNT(*) AS COUNT_VALUE FROM karaoke_Song WHERE userSongId = ? AND songId = ?";
	private static final String _FINDER_COLUMN_USERID_USERID_2 = "userSongs.userId = ? AND userSongs.isShow=true";
	private static final String _FINDER_COLUMN_SONGID_SONGID_2 = "userSongs.songId = ? AND userSongs.isShow=true";
	private static final String _FINDER_COLUMN_U_S_USERID_2 = "userSongs.userId = ? AND ";
	private static final String _FINDER_COLUMN_U_S_SONGID_2 = "userSongs.songId = ? AND userSongs.isShow=true";
	private static final String _ORDER_BY_ENTITY_ALIAS = "userSongs.";
	private static final String _NO_SUCH_ENTITY_WITH_PRIMARY_KEY = "No UserSongs exists with the primary key ";
	private static final String _NO_SUCH_ENTITY_WITH_KEY = "No UserSongs exists with the key {";
	private static final boolean _HIBERNATE_CACHE_USE_SECOND_LEVEL_CACHE = GetterUtil.getBoolean(PropsUtil.get(
				PropsKeys.HIBERNATE_CACHE_USE_SECOND_LEVEL_CACHE));
	private static Log _log = LogFactoryUtil.getLog(UserSongsPersistenceImpl.class);
	private static UserSongs _nullUserSongs = new UserSongsImpl() {
			@Override
			public Object clone() {
				return this;
			}

			@Override
			public CacheModel<UserSongs> toCacheModel() {
				return _nullUserSongsCacheModel;
			}
		};

	private static CacheModel<UserSongs> _nullUserSongsCacheModel = new CacheModel<UserSongs>() {
			public UserSongs toEntityModel() {
				return _nullUserSongs;
			}
		};
}